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FURNACE TECHNOLOGY

Furnace Technology
Which of the following accentuates clinker-ing troubles on furnace grate burning coal?

Low forced draft & fuel bed temperature
Low reactivity of carbonised residue containing high proportion of iron & sulphur
Thick firebed and preheated primary air
All of these

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Furnace Technology
Ostwald charts are meant for

Computing the excess/deficiency of combustion air
None of these
Calculation of flue gas temperature
Computation of flue gas analysis

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Furnace Technology
Which one is not an induced draught furnace?

Blast furnace stove
None of these
High pressure boiler
Sintering furnace

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Furnace Technology
In which of the following furnaces, the gases are sucked through the stock bed from below?

None of these
Soaking pit
Beehive oven
Sintering machine

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Furnace Technology
A refractory wall separating the stock and the source of heat is provided in a

Muffle furnace
Updraft kiln
None of these
Continuous furnace

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